{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["adverse effect"], "input": "We describe a patient with androgen - independent prostate cancer in whom PSA continued to decrease for a period of 15 months after flutamide withdrawal ."}
{"adverse effect": [{"subject": "PSA continued to decrease", "object": "flutamide"}]}